OpenTechnical

OT-2026-000036750

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036750) never changes.

Identity and time

Publication numberOT-2026-000036750 · never reused
Internal UUID01a0ae77-46e8-7cf5-90f5-4456af727bbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036750
StatusPUBLIC

Content hashes

Canonical textf7d67e24aa59e05761646132f99f24d4fb98e2c52b8bcab2f1502e113566b183
Markdown9a741589fe4a74e0e2f70f9a841e41ca349e900257c1f8d3dcb7f27508ba6dc8
PDF
Publication pageafc9298511a7a465eee93f55096de869f07a7614c69fda3deee1d081a8bae24f
Manifest110b0bd3c6d8aa7d9cc4a85e6cbf992da6eab6a1d0165e2601ea20d6741bcc0c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturedCfAOvkisGoq1rihJxPm+3nRefPu8oTaS3uyvtXWsp7BToOq3lwlY7hgbQxfWVxPcXL3QTfMrll89xchUlUPBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:07.141633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036750
observed afc9298511a7a465eee93f55096de869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:07.124887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036750/manifest.json
observed 110b0bd3c6d8aa7d9cc4a85e6cbf992d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:07.108334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036750/publication.md
observed 9a741589fe4a74e0e2f70f9a841e41ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:07.092038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036750/publication.txt
observed f7d67e24aa59e05761646132f99f24d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.